Method of and Apparatus for Measuring Biometric Information

1. A method of a terminal measuring biometric information, the method comprising: receiving an image of a biosensor comprising a reaction region including a reagent that reacts with a sample, and comprising reference brightness information configured to display and indicate different discrete brightnesses with respect to a same color; and determining a degree of a reaction by comparing a brightness of the reaction region in the received image with the reference brightness information in the received image, wherein the determining the degree of the reaction comprises: detecting a region in the received image, the region including pixels having a same brightness as a brightness of a part corresponding to the reaction region in the received image, and the region including a portion of the reaction region and a portion of the reference brightness information, in the received image; recognizing a shape of the detected region; determining an actual brightness of the reaction region, based on the recognized shape; and determining the degree of the reaction corresponding to the determined actual brightness.

2. The method of claim 1 , further comprising: determining the brightness of the reaction region in the received image; and determining the reference brightness information in the received image.

3. The method of claim 1 , further comprising determining a result of the reaction, based on the degree of the reaction.

4. The method of claim 1 , further comprising: acquiring identification (ID) information of the biosensor from the received image; and determining the degree of the reaction, based on the ID information of the biosensor.

5. The method of claim 4 , wherein the ID information comprises at least one among a quick response code, a barcode, an image, and text.

6. The method of claim 4 , further comprising: determining whether an expiration date of the biosensor has passed, the expiration date being included in the ID information; and displaying at least one among unserviceability of the biosensor and invalidity of the reaction, in response to the determining that the expiration date has passed.

7. The method of claim 1 , further comprising: acquiring temperature information that is indicated by a temperature measurer included in the biosensor, from the received image; and determining a temperature of the sample, based on the temperature information.

8. The method of claim 7 , wherein the determining the degree of the reaction comprises: determining the degree of the reaction, based on the determined temperature of the sample and temperature information of a reaction of the sample.

9. The method of claim 7 , wherein the temperature measurer is configured to be attached to at least one among a sample inlet of a reagent pad of the biosensor and the reaction region of the reagent pad.

10. The method of claim 7 , further comprising: determining whether the temperature of the sample is equal to or higher than a pre-set temperature; and displaying a message indicating impossibility of measuring the sample.

11. The method of claim 7 , further comprising: determining whether the temperature of the sample is lower than or equal to a pre-set temperature; and displaying a message indicating impossibility of measuring the sample.

12. The method of claim 7 , wherein the temperature measurer is displayed on a reagent pad of the biosensor in at least one among a linear shape, a radial shape, and a circular shape.

13. The method of claim 1 , further comprising measuring a room temperature, using a temperature sensor that is included in the terminal.

14. The method of claim 1 , further comprising determining a room temperature that is indicated by a temperature sensor that is attached to the biosensor in the received image.

15. The method of claim 1 , wherein the determining the degree of the reaction comprises: detecting a first brightness information among the reference brightness information, the first brightness information corresponding to the brightness of the reaction region; and determining the degree of the reaction corresponding to the first brightness information.

16. The method of claim 1 , wherein the reference brightness information indicates different continuous brightnesses with respect to the same color, wherein the different continuous brightnesses are disposed continuously within the reference brightness information, and wherein the determining the degree of the reaction comprises: detecting a first brightness information among the reference brightness information, the first brightness information corresponding to the brightness of the reaction region; detecting a location in which the first brightness information is located within the reference brightness information; and determining the degree of the reaction corresponding to the detected location.

17. The method of claim 1 , wherein the degree of the reaction is determined based on a degree of the reaction in a database that is stored in a storage of the terminal.

18. The method of claim 1 , wherein the biosensor comprises a reagent pad including a control line having a color changing according to the reagent reaction.

19. The method of claim 1 , wherein the biosensor comprises reagent pads supporting reactions between the reagent and the sample, and wherein an identification information of the biosensor is acquired based on locations of the reagent pads in the received image.

20. The method of claim 1 , wherein the biosensor is set configured to analyze at least one among urine, blood, sweat, a tear, saliva, and an exhaled breath.

21. A terminal for measuring biometric information, the terminal comprising: an input interface configured to receive an image of a biosensor including a reaction region that reacts with a sample, and including reference brightness information configured to display and indicate different discrete brightnesses with respect to a same color; and a controller configured to determine a degree of a reaction by comparing a brightness of the reaction region in the received image with the reference brightness information in the received image, wherein the controller is further configured to: detect a region in the received image, the region including pixels having same brightnesses as a brightness of a part corresponding to the reaction region in the received image, and the region including a portion of the reaction region and a portion of the reference brightness information, in the received image; recognize a shape of the detected region; determine an actual brightness of the reaction region, based on the recognized shape; and determine the degree of the reaction corresponding to the determined actual brightness.

22. The terminal of claim 21 , wherein the controller is further configured to: determine the brightness of the reaction region in the received image; and determine the reference brightness information in the received image.

23. The terminal of claim 21 , wherein the controller is further configured to determine a result of the reaction, based on the degree of the reaction.

24. The terminal of claim 21 , further comprising a storage configured to store the received image of the biosensor.

25. An apparatus for measuring biometric information, the apparatus comprising: an input interface configured to capture an image of a reagent pad on which a sample is collected, the reagent pad comprising a reaction region at which the sample reacts, and the reagent pad displaying and indicating different discrete reference brightnesses with respect to a same color; and a controller configured to compare a brightness of the reaction region in the captured image with the reference brightnesses in the captured image to determine a result of a reaction between the reaction region and the sample, wherein the controller is further configured to: detect a region in the captured image, the region including pixels having same brightnesses as a brightness of a part corresponding to the reaction region in the captured image, and the region including a portion of the reaction region and one of the reference brightnesses, in the captured image; recognize a shape of the detected region; determine an actual brightness of the reaction region, based on the recognized shape; and determine the result of the reaction corresponding to the determined actual brightness.

26. The apparatus of claim 25 , further comprising a display configured to display the captured image and the result of the reaction between the reaction region and the sample.

27. A method of a terminal measuring biometric information, the method comprising: capturing an image of a biosensor comprising a reaction region including a reagent that reacts with a sample, and comprising reference brightness information configured to display and indicate different discrete brightnesses with respect to a same color; transmitting the image to a server; receiving the biometric information from the server, the biometric information being determined by: detecting a region in the transmitted image, the region including pixels having same brightnesses as a brightness of a part corresponding to the reaction region in the transmitted image, and the region including a portion of the reaction region and a portion of the reference brightness information, in the transmitted image; recognizing a shape of the detected region; determining an actual brightness of the reaction region, based on the recognized shape; and determining a degree of a reaction corresponding to the determined actual brightness; and displaying the received biometric information.